Oscillating tool working attachment



FIG. 1 is a top plan view of an oscillating tool working attachment showing my new design;

FIG. 2 is a magnified view of area “A” of the working attachment shown in FIG. 1;

FIG. 3 is a bottom plan view of the working attachment shown in FIG. 1; and,

FIG. 4 is a perspective view of the oscillating tool working attachment shown in FIG. 1.

The elements shown in dotted lines are provided for illustrative purposes only and form no part of the design claimed. 

What is claimed is the ornamental design for an oscillating tool working attachment, as shown and described. 